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As of August 31, 2004

Physical Progress

Contractor

JV of Dong Ah and Song Da

Commencement of the Works

1st October 2000

Contract Period

1460 days (Until September 30, 2004)

Time Elapsed (days)

1410 of 1460 (96.5%) Remaining 50 days

Progress

 

Main Tunnel(2417m)

Excavated 2379m in total (100%)

Evacuation Tunnel(2429m)

Excavated 2411m in total (100%)

Access Road to Water Reservoir.

Completed

Bridge No.1(58m)

Completed

Others

 

 

Photographs

South Tunnel Portal Plaza
Construction of Subbase of South Tunnel Portal Plaza
Making Bottom Elevation of Subbase
Measuring Bottom Elevation of Subbase
Construction of Surface Ditch
Treatment of Soft Ground of South Tunnel Portal Plaza
Construction of Subbase in Evacuation Tunnel
Construction of Handrail of Bridge No.1

Top

Construction Supervision

Summary from Contractor

Main Tunnel and Evacuation Tunnel excavation was completely finished. Bench excavation and tunnel lining were completed. The rear concrete works is ongoing.

Construction Supervision by Engineer

Cut and Cover Section

Construction for cut and cover section continued.

Support Shotcrete for slope                                     350 m2    

              South Portal Plaza

a.      Surface ditch                 280ml

b.      Concrete curb                 50ml

c.      Construction of Sub base layer 1            4130m3

d.      Construction of Sub base layer 2            1728m3

Main Tunnel Rear Work

Finished

Road work

Concrete pavement West side : 1320 (ml). Total 2423/2423(ml).and completed

Tunnel lining painting West side : 0 (ml). Total 2100/2423(ml) and temporary stop works.

Tunnel lining painting East side : 0 (ml). Total 300/2423(ml) and temporary stop works.

Installation of hand rail : 1200 (ml). Total 1950/2423(ml)

Evacuation Tunnel Rear Work

Construction of base layer 1                                      2275ml.

Construction for cut and cover section continued.

Support Shotcrete for slope                                     350 m2    

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